Ethyl 2-methyl butynate（CAS： 7452-79-1）
Molecular formula: C7H14O2
Molecular weight: 130.19
Appearance：Colorless oily liquid
Odor：Intense green - fruity, apple-like aroma.
Relative density (25/25℃)：0.863~0.870
Reflective index(20℃)：1.393~1.400
Acid value (Calculated by KOH) / (mg/g)：≦2.0
Purity：≧95.0%
FEMA number：2443
Einecs number：231-225-4
Density: 0.865 g/mL at 25 °C(lit.)
Flash point: 79 °F
Melting point :-93.23°C(estimate)
Boiling point :133°C(lit.) Density :0.865g/mLat25°C(lit.)
Vapor pressure :11.73hPaat20℃
Water solubility :600mg/Lat20℃.Soluble in ethanol and propylene glycol, mixed in most non-volatile oils, extremely insoluble in water
(MUI)Halal status：Uncertificated
(SHC)Halal status：Uncertificated
Kosher status: Uncertificated
Executive standard : GB 28335-2012
Quality guarantee period：24months（ Do not open the seal）
Storage condition：This product is stored in a cool and ventilated place. Avoid miscellaneous air pollution.

Ethyl 2-methylbutanoate  use of  is approved as an edible fragrance in GB27601-96. Mainly used to prepare apple, strawberry, grape, raspberry, mango and other tropical fruit flavor